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Man Pages


Manual Reference Pages  -  USBCONFIG (8)

NAME

usbconfig - configure the USB subsystem

CONTENTS

Synopsis
Description
Examples
See Also

SYNOPSIS

usbconfig [-u unit] [-a addr] [cmds...] usbconfig [-d [ugen]<unit>.<addr>] [cmds...]

DESCRIPTION

The usbconfig utility is used to configure and dump information about the USB subsystem.

The options are as follows:
-u unit
  Limit device range to USB devices connected to the given USBUS unit.
-a addr
  Limit device range to the given USB device index. Should only be used in conjunction with the unit argument.
-d [ugen]<unit>.<addr>
  Limit device range to USB devices connected to the given unit and address. The unit and address coordinates may be prefixed by the lowercased word "ugen".
-h Show help and available commands.

When called without options, usbconfig prints a list of all available USB devices.

EXAMPLES

Show information about the device on USB bus 1 at address 2:

    usbconfig -u 1 -a 2 dump_info

Dump HID descriptor for device on USB bus 1 at address 2:

    usbconfig -u 1 -a 2 do_request 0x81 0x06 0x2200 0 0x100

Dump string descriptor at index Z for device on USB bus 1 at address 2:

    usbconfig -u 1 -a 2 dump_string Z

Dump current configuration descriptor for device on USB bus 1 at address 2:

    usbconfig -u 1 -a 2 dump_curr_config_desc

Dump device descriptor for device on USB bus 1 at address 2:

    usbconfig -u 1 -a 2 dump_device_desc

Program the device on USB bus 1 at address 2 to suspend, resume, power off, go into power save, or power on:

    usbconfig -u 1 -a 2 suspend

    usbconfig -u 1 -a 2 resume

    usbconfig -u 1 -a 2 power_off

    usbconfig -u 1 -a 2 power_save

    usbconfig -u 1 -a 2 power_on

Display a list of available quirk names:

    usbconfig dump_quirk_names

See usb_quirk(4) for more information on quirks.

SEE ALSO

usb(4), usb_quirk(4)
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